Large Tortoiseshell vs Question Mark Butterfly

Side-by-side species comparison

Attribute Large Tortoiseshell Question Mark Butterfly
Scientific Name Nymphalis polychloros Polygonia interrogationis
Order Lepidoptera Lepidoptera
Family Nymphalidae Nymphalidae
Size 54-65 mm wingspan 45-76 mm wingspan
Habitat Orchards Woodlands
Diet Omnivores Sap Feeders
Regions Europe, North Africa, temperate Asia North America
Conservation Least Concern (extinct in Britain) Least Concern

Large Tortoiseshell

A large orange butterfly with dark spots resembling a scaled-up small tortoiseshell, once widespread in Britain but now effectively extinct there. It hibernates as an adult in tree hollows.

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Did You Know?

Its decline in Britain is thought to be linked to Dutch elm disease destroying its primary food plant.

Question Mark Butterfly

Orange butterfly with dark spots and irregular wing margins. A silvery question-mark shape on the underside of the hindwing gives it its name.

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Did You Know?

It rarely visits flowers, preferring to feed on fermenting fruit, sap, and animal dung.